Linux Tutorials on the topic “centos”

MaraDNS is a small, free and lightweight Domain Name Server. It is an alternative open-source DNS server, which acts as a caching, recursive, or authoritative nameserver. It is remarkably easy to configure and available for Linux and Windows platform.

This document describes how to install and configure multiple WordPress sites with the latest WordPress version on CentOS 7 in a single wordpress instance. WordPress started in 2003 with a single bit of code to enhance the typography of everyday writing and with fewer users than you can count on your fingers and toes. Since then it has grown to be the largest self-hosted blogging tool in the world, used on millions of sites and seen by tens of millions of people every day. This tutorial explains the process of installing WordPress 4.0 on CentOS 7.0 in the form of a simple-to-follow guide.

The grep command, which means global regular expression print, remains amongst the most versatile commands in a Linux terminal environment. It happens to be an immensely powerful program that lends users the ability to sort input based on complex rules, thus rendering it a fairly popular link across numerous command chains. The grep command is primarily used to search text or search any given file for lines containing a match to the supplied words/strings.

This guide shows how to remove a failed hard drive from a Linux RAID1 array (software RAID), and how to add a new hard disk to the RAID1 array without losing data. I will use gdisk to copy the partition scheme, so it will work with large harddisks with GPT (GUID Partition Table) too.

SSH stands for secure shell. It is an encrypted remote login protocol. Once it has been set up on each node, it can be used to communicate with various other nodes in that network. This tutorial covers public / private key authentication, the installation of public keys on remote servers and secure file transfers with SCP.

This article will explain the installation and usage of mytop, a handy tool for live monitoring of MySQL queries. Also looking into various operations that a user can perform while monitoring the queries on mytop.

WiKID is a dual-sourced two-factor authentication server that uses software tokens (PC/smartphone) to transmit PINs and one-time passwords encrypted with public key encryption. These keys are generated on the device and server and exist only there - unlike most shared-secret based solutions.

This howto shows the steps to install ASSP on a minimal CentOS 7 installation. It does not cover the installation of CentOS nor the setup of the mail server. The CentOS-7.0-1406-x86_64-Minimal.iso image is suitable for this setup. If you have the DVD image, choose Minimal Install and proceed with the installation.